DIWA Group
- Company typePrivate
- Founded2011
- HeadquartersRohrdorf, Germany
- Headcount51–100
- GTM typeB2B
- OfferingServices
DIWA Group firmographics
Firmographics- Name
- DIWA Group
- Legal name
- DIWA Gruppe GmbH
- Website
- https://diwa-gruppe.de
- Company type
- Private
- Founded year
- 2011
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Ownership category
- akta.pro rank
DIWA Group industry classification
Industry- Product category
- Environmental Compliance Services
- NAICS
- Environmental Consulting Services (541620), Remediation and Other Waste Management Services (5629)
- SIC
- Water Supply (4941), Sanitary Services (4950)
- akta.pro primary industry
- Disinfection & Remedial Works (Chlorination, Thermal, Shock Treatments) (BPABAJAF)
- akta.pro secondary industries
- Water, Wastewater & Stormwater Compliance (BPAHAJAJ), Water & Wastewater Compliance (NPDES/Stormwater, Pretreatment, Drinking Water/SDWA) (EUAHABAB)
Keywords
Where DIWA Group is headquartered
LocationHeadquarters
- HQ city
- Rohrdorf
- HQ country
- Germany
- HQ region
- Europe
Offices5 records
Markets served
DIWA Group business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Drinking Water Compliance Services: DIWA Institut provides comprehensive services for the legally compliant implementation of all requirements under the German Drinking Water Ordinance (TrinkwV). Services include property inspections, water sampling coordination, laboratory analysis services, and all necessary immediate and decontamination measures including written risk assessments and risk analyses. Revenue is generated through service contracts with property managers and owners.
- Building Technology Services: DIWA Gebäudetechnik generates revenue through installation, maintenance, repair, and modernization of sanitary, heating, and air conditioning systems. Services include renovation and restoration of drinking water systems, implementation of hygiene recommendations, and energy modernization of building technology.
- SHK Succession Integration: DIWA Group acquires and integrates SHK (Sanitär Heizung Klima) businesses, providing succession solutions while creating a network for nationwide service delivery. Partner businesses receive stable workloads and reduced administrative burden.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Custom service contracts for property managers and owners |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels7 records
DIWA Group product offering
Product offeringCore offering
DIWA Group provides end-to-end services for legally compliant implementation of the German Drinking Water Ordinance (Trinkwasserverordnung / TrinkwV) through its DIWA Institut division, covering property inspections, water sampling coordination, laboratory analytics, risk assessments, expert opinions, and decontamination measures. Through its DIWA Gebäudetechnik division, the group installs, maintains, repairs, and modernizes sanitary, heating, and air conditioning systems. Its SHK Nachfolge program acquires and integrates regional SHK (Sanitär Heizung Klima) craft businesses to provide nationwide field service delivery.
Product overview
DIWA Group is a unified platform offering comprehensive drinking water hygiene and building technology services through three main divisions: DIWA Institut (drinking water analytics and compliance testing), DIWA Gebäudetechnik (installation and maintenance of sanitary/heating systems), and SHK Nachfolge (succession and integration of regional SHK companies). The group manages a portfolio of over 25,000 residential and commercial properties across Germany through seven locations and a workforce of 200+ employees.
Differentiator
Problem solved
Functional benefit
Brands
- DIWA Institut: Specialist for drinking water hygiene and legally compliant testing/analysis services for building owners, managers, and operators.
- DIWA Gebäudetechnik
- SHK Nachfolge
Products and services
- DIWA Institut Specialist service for drinking water hygiene and legally compliant inspections under the German Drinking Water Ordinance (TrinkwV), including property inspections, sampling organization, laboratory analytics, written risk assessments, expert opinions, and decontamination measures. Targeted at property managers, property owners, and building operators across Germany.
- DIWA Gebäudetechnik Master craftsman businesses providing nationwide implementation, installation, maintenance, repair, and modernization of sanitary, heating, and air conditioning (SHK) systems. Includes renovation of drinking water systems, implementation of hygiene recommendations, energy modernization, and error analysis. Targeted at property managers, property owners, and building operators.
- SHK Nachfolge Succession and integration service for regional SHK (Sanitär Heizung Klima) craft businesses. Acquires and integrates family-owned plumbing, heating, and air conditioning companies into the DIWA Group network while preserving their regional identity and providing stable workloads, modern administration, IT infrastructure, and better purchasing conditions.
Companies that use DIWA Group
Customer profileNamed customers3 records
Segments3 records
Ideal customer profiles3 records
DIWA Group technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
DIWA Group partnerships and signals
Strategic signalPartnerships
Four partnerships are on record, tiered core and minor.
- External LaboratoriescoreDIWA Group collaborates with external laboratories for drinking water sample analysis, coordinating the entire testing and analytics process as part of its comprehensive TrinkwV compliance services.
- SHK Partner BusinessescoreFamily-owned SHK businesses integrated into the DIWA network through succession partnerships. These partner businesses receive stable workloads from DIWA's nationwide project acquisition while maintaining their local identity and operations.
- SammlerUsingerminorLegal advisory partnership providing expert legal counsel, including Prof. Dr. Christoph Moench serving on the DIWA Advisory Board.
- DIWA Advisory BoardminorConstructive advisory board consisting of Prof. Dr. Christoph Moench (expert in commercial and administrative law) and Florian Hempel MBA (specialist in labor, social, and economic law), providing guidance on regulatory and business matters.
Scale indicators5 records
Recent moves7 records
Expansion highlights5 records
DIWA Group competitors and assessment
Company assessmentBroad incumbents
- SGS: Global testing, inspection, and certification company operating in Germany with water testing and environmental compliance services. Comparable in that it serves similar property-related water testing customers, though as part of a far larger testing portfolio.
- Bureau Veritas: International testing, inspection, and certification company with German operations covering building services and water hygiene testing. Comparable in offering compliance testing for buildings, though it does not specialize in TrinkwV execution.
- TÜV Rheinland: Global testing and certification organization with German operations providing water hygiene and building services testing. Comparable to TÜV SÜD as a broad incumbent offering TrinkwV-related testing as part of a diversified testing portfolio.
- TÜV SÜD: Global testing, inspection, and certification giant headquartered in Munich. Offers water hygiene inspections and TrinkwV-related testing services as part of a much broader industrial testing portfolio, overlapping with DIWA Institut's compliance testing but at significantly greater scale.
- DEKRA: German-based global testing, inspection, and certification organization with environmental and building services offerings. Comparable broad-incumbent testing capability, though DEKRA's primary focus is automotive and industrial testing rather than TrinkwV specialization.
Direct peers
- WISAG: One of Germany's largest facility management and building services companies, providing technical building services, HVAC, and sanitary system maintenance. Directly comparable to DIWA Gebäudetechnik's field services model and customer base of property managers and building operators.
- ENGIE Deutschland: Major German facility management and energy services subsidiary of the global ENGIE Group. Provides technical building services, HVAC, and energy modernization — directly comparable to DIWA's building technology and modernization offering.
- SPIE GmbH: European technical services provider with strong German presence in building technology, energy, and communications services. Comparable technical services delivery for commercial properties, including heating and sanitary systems — overlapping with DIWA Gebäudetechnik.
- Eurofins Scientific: Global laboratory testing leader with extensive water analytics capabilities including drinking water compliance testing in Germany. Directly competes with DIWA Institut in the laboratory analytics layer of TrinkwV compliance services.
Emerging players
- Grünbeck Wasseraufbereitung: German family-owned specialist in water treatment and hygiene technology. Adjacent to DIWA Institut's compliance work through water treatment equipment and Legionella prevention systems; partial overlap in the building water hygiene value chain.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
DIWA Group social profiles
Digital presenceDIWA Group financial estimates
Financial estimateRevenue estimate
Valuation estimate
DIWA Group leadership team
Management profileNumber of profiles
Profiles8 records
DIWA Group subsidiaries and ownership
Company hierarchySubsidiaries5 records
DIWA Group funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
DIWA Group M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about DIWA Group
What does DIWA Group do?
DIWA Group provides end-to-end services for legally compliant implementation of the German Drinking Water Ordinance (Trinkwasserverordnung / TrinkwV) through its DIWA Institut division, covering property inspections, water sampling coordination, laboratory analytics, risk assessments, expert opinions, and decontamination measures. Through its DIWA Gebäudetechnik division, the group installs, maintains, repairs, and modernizes sanitary, heating, and air conditioning systems. Its SHK Nachfolge program acquires and integrates regional SHK (Sanitär Heizung Klima) craft businesses to provide nationwide field service delivery.
Is DIWA Group a public or private company?
DIWA Group is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was DIWA Group founded?
DIWA Group was founded in 2011. It employs 51 to 100 people.
Where is DIWA Group based?
DIWA Group is headquartered in Rohrdorf, Germany, in the Europe region.
How does DIWA Group make money?
Three revenue lines are on record. Drinking Water Compliance Services are the primary driver. The others are building Technology Services and SHK Succession Integration.
Who are DIWA Group's main competitors?
Broad incumbents on record are SGS, Bureau Veritas, TÜV Rheinland, TÜV SÜD and DEKRA. Direct peers are WISAG, ENGIE Deutschland, SPIE GmbH and Eurofins Scientific. Grünbeck Wasseraufbereitung is listed as an emerging player.
Does DIWA Group have an API?
No public API is recorded for DIWA Group.
What industry is DIWA Group in?
DIWA Group's product category is Environmental Compliance Services. Its primary akta.pro industry code is BPABAJAF, Disinfection & Remedial Works (Chlorination, Thermal, Shock Treatments), with a secondary code of BPAHAJAJ, Water, Wastewater & Stormwater Compliance. Its NAICS code is 541620 and its SIC code is 4941.